T/WEEA 006-2022 Active Group standards

T/WEEA 006-2022 Technical Specifications for Classroom Lighting in Primary and Secondary Schools

T/WEEA 006-2022

Publish Date: 2022-05-30 Implement Date: 2022-06-15 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/WEEA 006-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Occupational safety and industrial hygiene

Publish Date: 2022-05-30

Implement Date: 2022-06-15

Scope

Main technical content: The unified glare value in each room or venue of 5.5 glare-free classroom lighting should not exceed 16. Writing board lamps should be equipped with anti-glare devices to avoid direct glare causing discomfort to teachers. The following measures should be taken to prevent or reduce glare in classrooms: a) Classrooms should be equipped with curtains to prevent direct glare; b) The surface of the writing board should be made of wear-resistant and matte materials to prevent reflective glare. 5.7.3 Color rendering index The general color rendering index Ra should not be less than 80, and the R9 of LED lamps should not be less than 60. For special visual function classrooms such as art classrooms, the Ra should not be less than 90, and the R9 of LED lamps should not be less than 80. 5.7.4 Fluctuation depth When the luminaires operate at their rated voltage, the fluctuation depth of their light output should comply with the requirements of Chapter 10 of GB 40070-2021, as shown in Table 6. 5.7.5 Photobiological hazards For luminaires that are not exempt from retinal blue light hazard assessment in GB 7000.1, the blue light of the luminaires should be evaluated according to IEC/TR 62778, and the luminaires should belong to the harmless (RG0) risk group.